SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
SSL/TLS Certificate for plas.app
Valid- Issued by (CA)
- Let's Encrypt
- Subject
- plas.app
- Valid from
- May 23, 2026
- Valid until
- Aug 21, 2026 (31 days remaining)
- Public key
- RSA 2048-bit
- Serial
- 05BA355AC53454B55BBCD745CED38D11D1D4
- SHA-256 fingerprint
- E1:8A:D3:40:75:F6:55:59:C1:E8:FC:83:5A:D9:84:C1:A9:68:3B:43:A0:35:18:BA:54:34:34:06:F3:74:EE:6D
- Chain
- R13 → ISRG Root X1
Certificate Authority Authorization (CAA)
No CAA policy is published for this domain — any certificate authority may issue for it.